Dow Global Technolgoies LLC

Colin Li Pi Shan

Roger L Kuhlman

Edmund M Carnahan

Kim Louis Walton

Phillip Dene Hustad

Yunwa Wilson Cheung

Gary Robert Marchand

Benjamin C Poon

Eddy I Garcia-Meitin

Xiaosong Wu

Morgan Mark Hughes

James C Stevens

David D Devore

Timothy Todd Wenzel

Daniel J Arriola

Yushan Hu

Jeffrey D Weinhold

Gordon R Roof

Rongjuan Cong

Lonnie G Hazlitt

Lixin Sun

Philip P Fontaine

Jeffrey C Munro

Tao Han

Raymond Lynn Laakso, Jr

Pankaj Gupta

Bharat Indu Chaudhary

Selim Yalvac

Jeffrey Morris Cogen

Rajen M Patel

Yi Jin

Brian W Walther

William J Harris

Mridula Babli Kapur

Yabin Sun

Ronald Wevers

Yijian Lin

David T Gillespie

Haiyang Yu

Terri Roxanne Carvagno

Ashish Batra

Kaoru Aou

Endre Szuromi

Daniel Lawrence Dermody

Cynthia L Rickey

Jozef Van Dun

Hong Yang

Ronald J Weeks

Todd A Hogan

Alec Y Wang

Juan C Tuberquia

David D Graf

Pamela J Stirn

Gary L Rath

Pamela J Kenny

Patricia L Roberts

Thomas W Karjala

Edward O Madenjian

Angela N Taha

Gregory J Brennan

Rennisha R Wickham

Jihean Lee

Jan Bazen

Burcak Conley

XiaoHua Qiu

Keran Lu

Susan G Brown

Paul J Brigandi

Allan Walter Mclennaghan

Timothy E Clayfield

Kyle D Anderson

Qinghao Meng

Eva-Maria Kupsch

Alexander W DeGroot

Bo Lyu

Harold Christian Fowler

Randy E Pepper

Libo Du

An Kaga

Johnathan E Delorbe

Kathleen Barnes

David J Magley

Hari Katepalli

Varun Thakur

Peter B Arnoudse

Liwen Chen

Charles Allen Williams

Dean Lee

Xiao Hua Qiu

Xiahua Qui

Guangming Li

Jeffrey C Munro, Jr

Jeff F Manganelli

Eddy I Garcia-meitin

An N Kaga

William Butler

Eddy Garcia-Meitin

Charles A Williams

A composition comprising the following: a) a first ethylene/alpha-olefin/non-conjugated polyene interpolymer that has a Mooney Viscosity ≥50; b) a second ethylene/alpha-olefin/non-conjugated polyene interpolymer that has a Mooney Viscosity <50; c) a calcined filler formed from a filler composition comprising a kaolinite.

Polymer compositions with excellent electrical and mechanical properties

Polymer compositions include an interpolymer of ethylene, an α-olefin, and a nonconjugated polyene; and from 10% to 40% by weight oil. The polymer composition has a Mooney viscosity from 20 to 70. The interpolymer may include from 66% to 75% by weight monomer units derived from ethylene; and from 0.5% to 10% by weight monomer units derived from the nonconjugated polyene. The neat interpolymer may have: a weight-average molecular weight Mw from 250 kDa to 300 kDa; a Mooney viscosity from 50 to 200; a rheology ratio V/Vless than 30; a ratio of molecular weight to low-shear viscosity Mw/Vgreater than 4.0; a polydispersity index from 2.0 to 3.5; and a tan δ at 0.1 rad/sand 190° C. greater than 2.0. The polymer compositions may be in the form of pellets having desirable flow characteristics. Thermoplastic vulcanizates may include the polymer compositions. Articles may include the thermoplastic vulcanizates.

Oil-extended pellet form ethylene alpha-olefin diene interpolymers for thermoplastic vulcanizates

A crosslinkable polyolefin composition comprising an ethylene/alpha-olefin copolymer elastomer having a melt index from 0.6 to 6.2 grams per 10 minutes, a crosslinking effective amount of an alkenyl-functional monocyclic organosiloxane, and from 0.29 to 0.44 wt % of an organic peroxide; products made therefrom; methods of making and using same; and articles containing same.

Polyolefin composition

The present disclosure relates to unsaturated polyolefins and processes for preparing the same. The present disclosure further relates to curable formulations comprising the unsaturated polyolefins that show improved crosslinking.

Curable compositions comprising unsaturated polyolefins

The present disclosure provides a composition. In an embodiment, the composition includes a neat ethylene/propylene/nonconjugated polyene interpolymer. The neat ethylene/propylene/nonconjugated polyene interpolymer includes from greater than 0 wt % to 6.0 wt % nonconjugated polyene. The neat ethylene/propylene/nonconjugated polyene interpolymer has the following properties: (i) a molecular weight (Mw) from 240,000 to 270,000; (ii) a Mooney viscosity (ML (1+4), 125° C.) from 80 to 85; (iii) a rheology ratio (RR) from 35 to 65; (iv) a Mw/Mn from 2.2 to 3.5; (v) a tan delta ratio from 0.6 to 0.9; and (vi) an absolute tan delta slope from 5.0 to less than 10.0.

Ethylene/propylene/nonconjugated diene interpolymer composition

The present disclosure provides a composition. The composition can be formed into a foam composition. In an embodiment, the composition includes a neat ethylene/propylene/nonconjugated polyene interpolymer. The neat ethylene/propylene/nonconjugated polyene interpolymer includes from greater than 6.0 wt % to 15.0 wt % nonconjugated polyene. The neat ethylene/propylene/nonconjugated polyene interpolymer has the following properties: (i) a molecular weight (Mw) from 240,000 to 270,000; (ii) a Mooney viscosity (ML (1+4), 125° C.) from 85 to 95; (iii) a rheology ratio (RR) from 35 to 65; (iv) a Mw/Mn from 2.2 to 3.5; and (v) Mw<1389.6 [g/mole] MV+140,000 g/mol wherein Mw is the weight average molecular weight and MV is the Mooney Viscosity (ML 1+4, 125° C.). MV is the Mooney Viscosity (ML 1+4, 125° C.), and Mw is the weight average molecular weight, as determined by conventional GPC.

Recovery times and/or airflow of flexible polyurethane foam is increased by including certain tackifiers in the foam formulation. The tackifiers are formed into an emulsion that includes a polyether containing oxyethylene groups, a nonionic surfactant and certain fumed silica, carbon black or talc particles.

Flexible polyurethane foam having prolonged recovery time

A composition comprising an ethylene/C5-C10 alpha-olefin/non-conjugated polyene interpolymer, wherein the interpolymer meets the following relationship: Tg (&#xb0; C.)&#x2264;[0.625(&#xb0; C./wt %)XC&#x2212;55&#xb0; C.], where Tg is the glass transition temperature of the interpolymer, and XC is the wt % crystallinity of the interpolymer.

Ethylene/C5-C10 alpha-olefin/ polyene interpolymers

The present disclosure provides a plastic living hinge. The plastic living hinge includes a blend containing (A) an ethylene-based polymer; and (B) a composite component selected from the group consisting of a block composite, a crystalline block composite, and a combination thereof.

Plastic living hinges with block composite polymer

Crosslinkable polymeric compositions comprising (a) 10 to 99 weight percent of an ethylene-based interpolymer having the following properties: (i) a density of 0.93 g/cmor less, (ii) a high-shear viscosity (V100) at 190&#xb0; C. and 10% strain of 1,200 Pa-s or less, and (iii) a shear thinning ratio (V0.1/V100) at 190&#xb0; C. and 10% strain of at least 8; and (b) 0 to less than 10 weight percent of a filler, where the ethylene-based interpolymer is not prepared in a high-pressure reactor. Such crosslinkable polymeric compositions may be employed as insulation layers in flexible power cables.

Flexible crosslinked cable insulation and methods for making flexible crosslinked cable insulation

A modifier for forming sub-ambient temperature use containers includes (a) from 10 wt % to 50 wt % of a block composite, a specified block composite, or a crystalline block composite, (b) from 20 wt % to 90 wt % of a first polyolefin copolymer, the first polyolefin copolymer being derived from ethylene and at least one of a Cto Calpha-olefin, having a melt index from 0.5 g/10 min to 1500 g/10 min, and having a density from 0.850 g/cmto 0.910 g/cm, and (c) optionally, from 30 wt % to 70 wt % of a second polyolefin copolymer, the second polyolefin copolymer being derived from ethylene and at least one of a Cto Calpha-olefin, having a melt index from 100 g/10 min to 2000 g/10 min, and having a density from 0.860 g/cmto 0.900 g/cm.

Impact modified compositions for low temperature use containers

Embodiments relate to compositions comprising: (a) from 60 wt % to 90 wt % of a propylene polymer base that has a melt flow rate from 2 g/10 min to 100 g/10 min according to ASTM D1238 (230&#xb0; C./2.16 kg); (b) from 2 wt % to 39.5 wt % of an olefin block copolymer; and (c) from 0.5 wt % to 20 wt % of a composite component comprising a crystalline block composite or a block composite. In certain embodiments, the composition may further comprise: (d) from 1 wt % to 30 wt % a polyolefin copolymer, the polyolefin copolymer being derived from ethylene and at least one of a C3 to C10 alpha-olefin, having a melt index from 100 g/10 min to 2000 g/10 min according to ASTM D1238 (190&#xb0; C./2.16 kg), and having a density from 0.860 g/cc to 0.900 g/cc. In further embodiments, the composition may further comprise: (e) from 0.1 wt % to 5 wt % of an antioxidant.

A composition comprising from 10 wt % to 86 wt % of an ethylene component including at least one ethylene based polymer having an ethylene content of at least 50.0 wt %, a melt index from 0.1 g/10 min to 100.0 g/10 min, and a density from 0.935 g/cmto 0.965 g/cm; from 10 wt % to 86 wt % of a propylene component including at least one propylene based polymer having a propylene content of at least 50.0 wt % and a melt flow rate from 0.5 g/10 min to 200.0 g/10 min; from 2 wt % to 22 wt % of an octene component including at least one octene based polymer having an octene content of at least 80 wt %; and from 2 wt % to 20 wt % of a composite component including at least one selected from the group of a crystalline block composite and a specified block composite, derived from at least ethylene and an alpha-olefin.

Polyolefin blends including polyoctene with compatibilizer

A hot melt adhesive composition includes (A) 20-95 wt % of a polymer component including an ethylene-based polymer and a propylene based polymer, the ethylene-based polymer being present in an amount greater than 30 wt %, based on a total weight of the polymer component, and (B) 1-60 wt % of a crystalline block composite comprising (1) a crystalline ethylene based polymer, (2) a crystalline alpha-olefin based polymer derived from at least one of a C3-10 &#x3b1; olefin, and (3) a block copolymer comprising 10-90 wt % of a crystalline ethylene block comprising 90 or more wt % units derived from ethylene and comprising 10-90 wt % of a crystalline alpha-olefin block comprising 90 or more wt % units derived from at least one of a C3-10 &#x3b1; olefin, (C) Optionally, from greater than zero to 70 wt % tackifier, and (D) Optionally, from greater than zero to 40 wt % of at least one selected from the group of a wax and an oil.

Hot melt adhesive composition including a crystalline block composite

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Pearland, TX, United States of America

Colin Li Pi Shan